code: def read_label_list(input_path: str):
      variants_file = os.path.join(input_path, "data", "variants.txt")
      with open(variants_file, "r") as f:
          return [aircraft_name_to_label(line.strip()) for line in f]
  
file_path: vissl/extra_scripts/datasets/create_fgvc_aircraft_data_files.py
imports: import argparse
  import os
  import shutil
  from tqdm import tqdm
  from vissl.utils.download import download_and_extract_archive
label_desc: Use image node_id 4 for calling a global function with example usage: read_label_list(input_path) and returns: unknown